diff --git a/test/parallel/test-mkdtemp-sync-prefix-check.js b/test/parallel/test-mkdtemp-sync-prefix-check.js new file mode 100644 index 00000000000000..825f622f069b5e --- /dev/null +++ b/test/parallel/test-mkdtemp-sync-prefix-check.js @@ -0,0 +1,13 @@ +'use strict'; +require('../common'); +const assert = require('assert'); +const fs = require('fs'); + +const assertValues = [undefined, null, 0, true, false, 1]; + +assertValues.forEach((assertValue) => { + assert.throws( + () => fs.mkdtempSync(assertValue, {}), + /^TypeError: filename prefix is required$/ + ); +});